القاعدة ذات الصلة
Switzerland
Practice Relating to Rule 8. Definition of Military Objectives
Section E. Lines and means of communication
Switzerland’s Basic Military Manual (1987) considers “lines of communication … of military importance” as military objectives. 
Switzerland, Lois et coutumes de la guerre (Extrait et commentaire), Règlement 51.7/II f, Armée Suisse, 1987, Article 28.